Oil leaked from a tank at a rate of r(t) liters per hour. The rate decreased as time passed, and values of the rate at two-hour time intervals are shown in the table. t (h) 02 4 6 8 10 r(t) (l/h) 8.9 7.9 6.9 6.4 5.7 5.1 Find lower and upper estimates for the total amount of oil (in liters) that leaked from the tank over the interval [0, 10]. (Use five equal subintervals.) lower estimate upper estimate

Intermediate Algebra
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Author:Lynn Marecek
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Chapter10: Exponential And Logarithmic Functions
Section10.3: Evaluate And Graph Logarithmic Functions
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Oil leaked from a tank at a rate of r(t) liters per hour. The rate decreased as time passed, and values of the rate at two-hour time intervals are shown in the table.
t (h)
r(t) (l/h) 8.9 7.9
0
2
4
L
L
6
8
10
6.9 6.4 5.7 5.1
Find lower and upper estimates for the total amount of oil (in liters) that leaked from the tank over the interval [0, 10]. (Use five equal subintervals.)
lower estimate
upper estimate
Transcribed Image Text:Oil leaked from a tank at a rate of r(t) liters per hour. The rate decreased as time passed, and values of the rate at two-hour time intervals are shown in the table. t (h) r(t) (l/h) 8.9 7.9 0 2 4 L L 6 8 10 6.9 6.4 5.7 5.1 Find lower and upper estimates for the total amount of oil (in liters) that leaked from the tank over the interval [0, 10]. (Use five equal subintervals.) lower estimate upper estimate
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